{"api_version":"1","generated_at":"2026-07-20T14:42:28+00:00","cve":"CVE-2026-64173","urls":{"html":"https://cve.report/CVE-2026-64173","api":"https://cve.report/api/cve/CVE-2026-64173.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-64173","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-64173"},"summary":{"title":"tracing: Do not call map->ops->elt_free() if elt_alloc() fails","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ntracing: Do not call map->ops->elt_free() if elt_alloc() fails\n\nIn paths where tracing_map_elt_alloc() failed to allocate objects,\nthe map->ops->elt_alloc() call was never successful. 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16:17:59"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/f383cff9fb382139980bac1bcd3f3f5d59f68435","name":"https://git.kernel.org/stable/c/f383cff9fb382139980bac1bcd3f3f5d59f68435","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/1a150947f8480262a46c860f1acb9c6597ca7097","name":"https://git.kernel.org/stable/c/1a150947f8480262a46c860f1acb9c6597ca7097","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/b427e9f6d81c9341cba23ef92f860f99f830d91d","name":"https://git.kernel.org/stable/c/b427e9f6d81c9341cba23ef92f860f99f830d91d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/b6723339736320b2e1784258ad4490cec7aac11a","name":"https://git.kernel.org/stable/c/b6723339736320b2e1784258ad4490cec7aac11a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/798183376d9d3e278a270ea0e75a5769c8f145d9","name":"https://git.kernel.org/stable/c/798183376d9d3e278a270ea0e75a5769c8f145d9","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/49332e49ad5b20262cc719b03d4123b9362de701","name":"https://git.kernel.org/stable/c/49332e49ad5b20262cc719b03d4123b9362de701","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/8f0f5c4fb9df0e19a341e0c6ed8dc4fda9124f03","name":"https://git.kernel.org/stable/c/8f0f5c4fb9df0e19a341e0c6ed8dc4fda9124f03","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/b559a218eece132de0c58d444877b5627cbee524","name":"https://git.kernel.org/stable/c/b559a218eece132de0c58d444877b5627cbee524","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-64173","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-64173","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 2734b629525a9dae5bf217cbf0a9651da93d2108 49332e49ad5b20262cc719b03d4123b9362de701 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 2734b629525a9dae5bf217cbf0a9651da93d2108 b559a218eece132de0c58d444877b5627cbee524 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 2734b629525a9dae5bf217cbf0a9651da93d2108 b427e9f6d81c9341cba23ef92f860f99f830d91d git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 2734b629525a9dae5bf217cbf0a9651da93d2108 f383cff9fb382139980bac1bcd3f3f5d59f68435 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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the Linux kernel, the following vulnerability has been resolved:\n\ntracing: Do not call map->ops->elt_free() if elt_alloc() fails\n\nIn paths where tracing_map_elt_alloc() failed to allocate objects,\nthe map->ops->elt_alloc() call was never successful. In this case,\nmap->ops->elt_free() should not be called."}],"providerMetadata":{"dateUpdated":"2026-07-19T15:40:58.251Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/49332e49ad5b20262cc719b03d4123b9362de701"},{"url":"https://git.kernel.org/stable/c/b559a218eece132de0c58d444877b5627cbee524"},{"url":"https://git.kernel.org/stable/c/b427e9f6d81c9341cba23ef92f860f99f830d91d"},{"url":"https://git.kernel.org/stable/c/f383cff9fb382139980bac1bcd3f3f5d59f68435"},{"url":"https://git.kernel.org/stable/c/1a150947f8480262a46c860f1acb9c6597ca7097"},{"url":"https://git.kernel.org/stable/c/798183376d9d3e278a270ea0e75a5769c8f145d9"},{"url":"https://git.kernel.org/stable/c/b6723339736320b2e1784258ad4490cec7aac11a"},{"url":"https://git.kernel.org/stable/c/8f0f5c4fb9df0e19a341e0c6ed8dc4fda9124f03"}],"title":"tracing: Do not call map->ops->elt_free() if elt_alloc() fails","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-64173","datePublished":"2026-07-19T15:40:58.251Z","dateReserved":"2026-07-19T07:54:57.039Z","dateUpdated":"2026-07-19T15:40:58.251Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-07-19 16:17:59","lastModifiedDate":"2026-07-19 16:17:59","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"64173","Ordinal":"1","Title":"tracing: Do not call map->ops->elt_free() if elt_alloc() fails","CVE":"CVE-2026-64173","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"64173","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ntracing: Do not call map->ops->elt_free() if elt_alloc() fails\n\nIn paths where tracing_map_elt_alloc() failed to allocate objects,\nthe map->ops->elt_alloc() call was never successful. In this case,\nmap->ops->elt_free() should not be called.","Type":"Description","Title":"tracing: Do not call map->ops->elt_free() if elt_alloc() fails"}]}}}